class Satphone:
    def __init__(self, brand, service):
        self.brand = brand
        self.service = service

    def message(self):
        print("发送信息")

    def call(self):
        print("拨打电话")

    def lbs(self):
        print("定位")

class Huawei(Satphone):
    def __init__(self):
        super().__init__("华为", "北斗+天通")
    
    def message(self):
        print("华为卫星信息发送")
        super().message()

class Tesla(Satphone):
    def __init__(self):
        super().__init__("特斯拉", "starlink")

# 创建 Huawei 对象并调用方法
huawei_phone = Huawei()
huawei_phone.message()

# 创建 Tesla 对象并调用方法
tesla_phone = Tesla()
tesla_phone.call()
